--- cfs_nfs.c.orig	Mon Dec 25 07:24:31 1995
+++ cfs_nfs.c	Sat Nov 30 21:44:13 2013
@@ -51,7 +51,7 @@ pfh(fh)
 
 	ret[0]='\0';
 	for (i=0; i<NFS_FHSIZE; i++) {
-		sprintf((char *)x,"%02x",fh[i]);
+		(void)snprintf((char *)x,3,"%02x",fh[i]);
 		strcat(ret,x);
 	}
 	return ret;
